Works perfectly on my 4090 with proton 8.0-5 DX 11 or 12. Proton 9 doesn't work for me.

That's good. But I (and reddit post) meant Windows.

I tried several ways to get DXVK to work with Elex 2 on Windows but it crashes every time.
Even tried some settings on dxvk.conf and nothing works.